A（2018全国一卷）According to a review of evidence in a medical journal, runners live three years 61 (long) than non-runners. You don't have to run fast or for long 62 (see)the benefit. You may drink, smoke,be overweight and still reduce your risk of 63 (die) early by running.While running regatesalstly cann't make you live forever, the review says it 64 (be) more effective at lengthening life 65 walking, cycling or swimming. Two of the authors of the review also made a study published in 2014 66 showed a mere five to 10 minutes A day of running reduced the risk of heart disease and early deaths from all 67 (cause).The best exercise is one that you enjoy and will do. But otherwise… it's probably running. To avoid knee pain,you can run on soft surfaces,do exercises to 68 (strength)your leg muscles(肌肉),avoid hills and get good running shoes. Running is cheap,easy and it's always 69 (energy).If you are time poor, you need run for only half the time to get the same benefits as other sports, so perhaps we should all give 70 a try.B（2018全国二卷）Diets have changed in China — and so too has its top crop. Since 2011,the country 61 （grow）more corn than rice. Corn production has jumped nearly 125 percent over 62 past 25 years, while rice has increased only 7 percent.A taste for meat is 63 (actual) behind the change: An important part of its corn is used to feed chickens, pigs, and cattle. Another reason for corn's rise: The government encourages farmers to grow corn instead of rice 64 (improve) water quality. Corn uses less water 65 rice and creates less fertilizer(化肥) runoff. This switch has decreased 66 (pollute) in the country's major lakes and reservoirs and made drinking water safer for people.According to the World Bank, China accounts for about 30 percent of total 67 (globe)fertilizer consumption. The Chinese Ministry of Agriculture finds that between 2005—when the government 68 (start) a soil-testing program 69 gives specific fertilizer recommendations to farmers - and 2011, fertilizer use dropped by 7.7 million tons. That prevented the emission(排放) of 51.8 million tons of carbon dioxide. China's approach to protecting its environment while 70 (feed) its citizens "offers useful lessons for agriculture and food policymakers worldwide." says the bank's Juergen Voegele.C（2018全国三卷）I'm not sure 61 is more frightened, me or the female gorilla(大猩猩) that suddenly appears out of nowhere. I'm walking on a path in the forest in the Central African Republic. Unexpectedly, I'm face-to-face with the gorilla, who begins screaming at 62 top of her lungs. That makes her baby scream, and then a 400-pound male appears. He screams the 63 (loud) of all. The noiseshakes the trees as the male beats his chest and charges toward me. I quickly lower myself, ducking my head to avoid 64 (look) directly into his eyes so he doesn't feel 65 (challenge).My name is Mireya Mayor. I'm a 66 (science) who studies animals such as apes and monkeys. I was searching 67 these three western lowland gorillas I'd been observing. No one had seen them for hours, and my colleagues and I were worried.When the gorillas and I frightened each other, I was just glad to find 68 (they) alive. True to gorilla's unaggressive nature, the huge animal 69 (mean) no real harm. He was just saying: “I'm king of this forest, and here is your reminder!” Once his message was delivered, he allowed me 70 (stay) and watch.D（2017全国一卷）There has been a recent trend in the food service industry toward lower fat content and less salt. This trend, which was started by the medical community（医学界）61 a method of fighting heart disease, has had some unintended side 62 (effect) such as overweight and heart disease—the very thing the medical community was trying to fight.Fat and salt are very important parts of a diet. They are required 63 (process) the food that we eat, to recover from injury and for several other bodily functions. When fat and salt 64 (remove) from food, the food tastes as if is missing something. As 65 result, people will eat more food to try to make up for that something missing. Even 66 (bad), the amount of fast food that people eat goes up. Fast food 67 (be) full of fat and salt; by 68 (eat) more fast food people will get more salt and fat than they need in their diet.Having enough fat and salt in your meals will reduce the urge to snack(吃点心) between meals and will improve the taste of your food. However, be 69 (care) not to go to extremes. Like anything, it is possible to have too much of both, 70 is not good for the health.E（2017全国二卷）In 1863, the first underground passenger railway in the world opened in London. It ran for just under seven kilometers and allowed people to avoid terrible __61__(crowd) on the roads above as they travelled to and ___62__ word. It took three years to complete and was built using an interesting method. This included digging up the road, ____63___(lay) the track and then building a strong roof over___64___ top. When all those had been done, the road surface was replaced.Steam engines ___65__(use) to pull the carriages and it must have been___66__(fair)unpleasant for the passsengers, with all the smoke and noise. However, the railway quickly proved to be a great success and within six months, more than 25,000 people were using___67__ every day.Later, engineers ____68___(manage) to construct railways in a system of deep tunnels (隧道）, which became known to the tube. This development was only possible with the ___69___ (introduce) ofelectric-powered engines and lifts. The central London Railway was one of the most ___70___(success) ofthese new lines, and was opened in 1900. It had white-painted tunnels and bright red carriages, and proved extremely popular with the public.F（2017全国三卷）She looks like any other schoolgirl, fresh-faced and full of life. Sarah Thomas is looking forward to challenge of her new A-level course. But unlike school friends, 16-year-old Sarah is not spending half-term 61 (rest). Instead, she is earning $6,500 a day as 62 model in New York.Sarah 63 (tell) that she could be Britain’s new supermodel earning a million dollars in the new year. Her father Peter, 44,want her to give up school to model full-time. But Sarah, 64 has taken part in shows along with top models, wants 65 (prove) that she has brains as well as beauty. She is determined to carry on with her 66 (educate).She has turned down several 67 (invitation) to star at shows in order to concentrate on her studies. After school she plans to take a year off to model full-time before going to university to get a degree 68 engineering or architecture.Sarah says, “My dad thinks I should take the offer now. But at the moment, school ___69 (come) first. I don’t want to get too absorbed in modeling. It is 70 (certain) fun but the lifestyle is a little unreal. I don’t want to have nothing else to fall back on when I can’t model my more.”G（2016全国一卷）Chengdu has dozens of new millionaires, Asia's biggest building, and fancy new hotels. But for tourists like me, pandas are its top 61 (attract).So it was a great honour to be invited backstage at the not-for-profit Panda Base, where ticket money helps pay for research. I 62 (allow) to get up close to these cute animals at the 600-acre centre. From tomorrow, I will be their UK ambassador. The title will be 63 (official) given to me at a ceremony in London. But my connection with pandas goes back 64 my days on a TV show in the mid-1980s,65 I was the first Western TV reporter 66 (permit) to film a special unit caring for pandas rescued from starvation in the wild. My ambassadorial duties will include 67 (introduce) British visitors to the 120-plus pandas at Chengdu and others at a research centre in the misty mountains of Bifengxia.On my recent visit, I held a lively three-month-old twin that had been rejected by 68 (it) mother. The nursery team switches him every few 69 (day) with his sister so that while one is beingbottle-fed, 70 other is with mum—she never suspects.H（2016全国二卷）If you feel stressed by responsibilities at work, you should take a step back and identify (识别)those of61 (great)and less importance. Then, handle the most important tasks first so you’ll feel a real sense of62 (achieve). Leaving the less important things until tomorrow 63 (be) often acceptable.Most of us are more focused 64 our tasks in the morning than we are later in the day. So, get an early start and try to be as productive 65 possible before lunch. This will give you the confidence you need to get you through the afternoon and go home feeling accomplished.Recent 66 (study) show that we are far more productive at work if we take short breaks 67 (regular). Give your body and brain a rest by stepping outside for 68 while, exercising, or dong something you enjoy.If you find something you love doing outside of the office, you’ll be less likely 69 (bring) your work home. It could be anything-gardening, cooking, music, sports—but whatever it is, 70 (make) sure it’s a relief from daily stress rather than another thing to worry about.I（2016全国三卷）In much of Asia, especially the so-called “rice bowl” cultures of China, Japan, Korea, 61 Vietnam, food is usually eaten with chopsticks.Chopsticks are usually two long, thin pieces of wood or bamboo. They can also be made of plastic, animal bone or metal. Sometimes chopsticks are quite artistic. Truly elegant chopsticks might 62 (make) of gold and silver with Chinese characters. Skilled workers also combine various hardwoods and metal 63 (create) special designs.The Chinese have used chopsticks for five thousand years. People probably cooked their food in large pots, 64 (use) twigs (树枝) to remove it. Over time, 65 the population grew, people began cutting food into small pieces so it would cook more quickly. Food in small pieces could be eaten easily with twigs which 66 (gradual) turned into chopsticks.Some people think that the great Chinese scholar Confucius, 67 lived from roughly 551 to 479 B.C., influenced the 68 (develop) of chopsticks. Confucius believed knives would remind people of killings and 69 (be) too violent for use at the table.Chopsticks are not used everywhere in Asia. In India, for example, most people traditionally eat 70 their hands.。
